121 lines
3.8 KiB
Plaintext
121 lines
3.8 KiB
Plaintext
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// (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard
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// Hinnant & John Maddock 2000.
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// Use, modification and distribution are subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt).
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//
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// See http://www.boost.org/libs/type_traits for most recent version including documentation.
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#ifndef BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED
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#define BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED
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#include <boost/type_traits/detail/config.hpp>
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#include <boost/detail/workaround.hpp>
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#if !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(BOOST_TT_TEST_MS_FUNC_SIGS)
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//
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// Note: we use the "workaround" version for MSVC because it works for
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// __stdcall etc function types, where as the partial specialisation
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// version does not do so.
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//
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# include <boost/type_traits/detail/is_mem_fun_pointer_impl.hpp>
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# include <boost/type_traits/remove_cv.hpp>
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# include <boost/type_traits/integral_constant.hpp>
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#else
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# include <boost/type_traits/is_reference.hpp>
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# include <boost/type_traits/is_array.hpp>
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# include <boost/type_traits/detail/yes_no_type.hpp>
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# include <boost/type_traits/detail/is_mem_fun_pointer_tester.hpp>
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#endif
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namespace boost {
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#if defined( __CODEGEARC__ )
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template <class T> struct is_member_function_pointer : public integral_constant<bool, __is_member_function_pointer( T )> {};
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#elif !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(BOOST_TT_TEST_MS_FUNC_SIGS)
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template <class T> struct is_member_function_pointer
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: public ::boost::integral_constant<bool, ::boost::type_traits::is_mem_fun_pointer_impl<typename remove_cv<T>::type>::value>{};
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#else
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namespace detail {
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#ifndef __BORLANDC__
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template <bool>
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struct is_mem_fun_pointer_select
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{
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template <class T> struct result_ : public false_type{};
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};
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template <>
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struct is_mem_fun_pointer_select<false>
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{
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template <typename T> struct result_
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{
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#if BOOST_WORKAROUND(BOOST_MSVC_FULL_VER, >= 140050000)
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#pragma warning(push)
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#pragma warning(disable:6334)
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#endif
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static T* make_t;
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typedef result_<T> self_type;
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BOOST_STATIC_CONSTANT(
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bool, value = (
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1 == sizeof(::boost::type_traits::is_mem_fun_pointer_tester(self_type::make_t))
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));
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#if BOOST_WORKAROUND(BOOST_MSVC_FULL_VER, >= 140050000)
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#pragma warning(pop)
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#endif
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};
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};
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template <typename T>
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struct is_member_function_pointer_impl
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: public is_mem_fun_pointer_select<
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::boost::is_reference<T>::value || ::boost::is_array<T>::value>::template result_<T>{};
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template <typename T>
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struct is_member_function_pointer_impl<T&> : public false_type{};
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#else // Borland C++
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template <typename T>
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struct is_member_function_pointer_impl
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{
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static T* m_t;
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BOOST_STATIC_CONSTANT(
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bool, value =
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(1 == sizeof(type_traits::is_mem_fun_pointer_tester(m_t))) );
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};
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template <typename T>
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struct is_member_function_pointer_impl<T&>
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{
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BOOST_STATIC_CONSTANT(bool, value = false);
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};
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#endif
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template<> struct is_member_function_pointer_impl<void> : public false_type{};
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#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
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template<> struct is_member_function_pointer_impl<void const> : public false_type{};
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template<> struct is_member_function_pointer_impl<void const volatile> : public false_type{};
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template<> struct is_member_function_pointer_impl<void volatile> : public false_type{};
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#endif
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} // namespace detail
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template <class T>
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struct is_member_function_pointer
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: public integral_constant<bool, ::boost::detail::is_member_function_pointer_impl<T>::value>{};
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#endif
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} // namespace boost
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#endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED
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